Cadillac will show off its performance side at January’s North American International Auto Show, with a new version of the CTS-V performance car. It has a 640 horsepower, turbocharged V-8 engine, and a top speed of 200 miles per hour.

AutoBeat Reporter Jeff Gilbert takes a tour of the floor of Cobo Center, where hundreds of construction workers are already well into the process of setting up the North American International Auto Show.